DBMS > Adabas vs. Datomic vs. RethinkDB

System Properties Comparison Adabas vs. Datomic vs. RethinkDB

Please select another system to include it in the comparison.

Editorial information provided by DB-Engines

Name

Description

OLTP - DBMS for mainframes and Linux/Unix/Windows environments

used typically together with the Natural programming platform

Datomic builds on immutable values, supports point-in-time queries and uses 3rd party systems for durability

DBMS for the Web with a mechanism to push updated query results to applications in realtime.

Primary database model

Multivalue DBMS

Relational DBMS

Document store

DB-Engines Ranking measures the popularity of database management systems
Trend Chart

Score	4.99
Rank	#75	Overall
	#1	Multivalue DBMS

Score	2.71
Rank	#106	Overall
	#52	Relational DBMS

Score	4.17
Rank	#82	Overall
	#14	Document stores

Website

www.softwareag.com/en_corporate/platform/adabas-natural.html

www.datomic.com

rethinkdb.com

Technical documentation

docs.datomic.com

rethinkdb.com/docs

Developer

Software AG

Cognitect

The Linux Foundation

since July 2017

Initial release

1971

2012

2009

Current release

0.9.5951, July 2019

2.4.0, December 2019

License

Commercial or Open Source

commercial

limited edition free

Open Source

Apache Version 2

Cloud-based only

Only available as a cloud service

DBaaS offerings (sponsored links)

Database as a Service

Providers of DBaaS offerings, please contact us to be listed.

Implementation language

Java, Clojure

C++

Server operating systems

BS2000
Linux
Unix
Windows
z/OS
z/VSE

All OS with a Java VM

Linux
OS X
Windows

Data scheme

yes

schema-free

Typing

predefined data types such as float or date

yes

string, binary, float, bool, date, geometry

XML support

Some form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.

Secondary indexes

yes

SQL

Support of SQL

yes

with add-on product Adabas SQL Gateway

APIs and other access methods

HTTP API

with add-on software Adabas SOA Gateway
SOAP-based API

with add-on software Adabas SOA Gateway

RESTful HTTP API

Supported programming languages

Natural

Clojure
Java

community-supported driver
C#

community-supported driver
C++

community-supported driver
Clojure

community-supported driver
Dart

community-supported driver
Erlang

community-supported driver
Go

community-supported driver
Haskell

community-supported driver
Java

official driver
JavaScript (Node.js)

official driver
Lisp

community-supported driver
Lua

community-supported driver
Objective-C

community-supported driver
Perl

community-supported driver
PHP

community-supported driver
Python

official driver
Ruby

official driver
Scala

community-supported driver

Server-side scripts

Stored procedures

in Natural

yes

Transaction Functions

Triggers

By using transaction functions

Client-side triggers through changefeeds

Partitioning methods

Methods for storing different data on different nodes

yes, with additonal products like Adabas Cluster Services, Adabas Parallel Services, Adabas Vista

none

But extensive use of caching in the application peers

Sharding

range based

Replication methods

Methods for redundantly storing data on multiple nodes

yes, with add-on product Event Replicator

none

But extensive use of caching in the application peers

Source-replica replication

MapReduce

Offers an API for user-defined Map/Reduce methods

yes

Consistency concepts

Methods to ensure consistency in a distributed system

Immediate Consistency

Foreign keys

Referential integrity

Transaction concepts

Support to ensure data integrity after non-atomic manipulations of data

ACID

Atomic single-document operations

Concurrency

Support for concurrent manipulation of data

yes

MVCC based

Durability

Support for making data persistent

yes

using external storage systems (e.g. Cassandra, DynamoDB, PostgreSQL, Couchbase and others)

yes

In-memory capabilities

Is there an option to define some or all structures to be held in-memory only.

yes

recommended only for testing and development

User concepts

Access control

only with OS-specific tools (e.g. IBM RACF, CA Top Secret)

yes

users and table-level permissions

More information provided by the system vendor

We invite representatives of system vendors to contact us for updating and extending the system information,
and for displaying vendor-provided information such as key customers, competitive advantages and market metrics.

Related products and services

We invite representatives of vendors of related products to contact us for presenting information about their offerings here.

More resources

DB-Engines blog posts

Meet some database management systems you are likely to hear more about in the future
4 August 2014, Paul Andlinger

show all

Recent citations in the news

ADABAS DBA & Systems Programmer - Ensono
14 July 2020, Built In Chicago

Database Management Software Market Valuation 2021 | In Depth Analysis, Solution, Industry Influence Factors – Murphy's Hockey Law
23 January 2021, Murphy's Hockey Law

Air Force Looks to Modernize and Migrate Legacy Systems – MeriTalk
21 December 2020, MeriTalk

Software AG Announces New “Adabas & Natural 2050” Agenda
31 August 2016, Business Wire

After two decades and almost $100 million, Colorado launches a new online unemployment benefits system
10 January 2021, Greeley Tribune

provided by Google News

Brazil's Nubank Acquires US Software Firm Cognitect
30 July 2020, Nearshore Americas

Nubank buys firm behind Clojure programming language
28 July 2020, Finextra

Fintech Powerhouse Nubank Buys U.S. Software Firm Cognitect
23 July 2020, Bloomberg

Latin American banking giant Nubank snaps up US software company
24 July 2020, AltFi

Nubank's credit card business surges in Brazil
2 October 2020, Euromoney magazine

provided by Google News

NoSQL Databases Software Market 2021 by Top Key Players- MongoDB Amazon ArangoDB Azure Cosmos DB Couchbase MarkLogic RethinkDB CouchDB SQL-RD OrientDB RavenDB Redis
20 January 2021, Murphy's Hockey Law

Open Source Software Market Growth Opportunities, Share by Industry Competitors – SUSE, OpenText, Adobe, RethinkDB, Comiit, Compiere, Acquia, Astaro, Oracle, Intel, IBM, Automattic, Alfresco, Cleversafe, ClearCenter, Epson, Redpill Linpro, Canonical, Continuent, Red Hat, FOSSID, Transcend
19 January 2021, NeighborWebSJ

Global Open Source Software Market 2021 Driving Factors, New Opportunities After COVID-19, Pandemic Impact Analysis with Major Companies – Intel, Epson, IBM, Transcend, Oracle, Acquia, OpenText, Alfresco, Astaro, RethinkDB, Canonical, ClearCenter, Cleversafe, Compiere, Continuent
18 January 2021, NeighborWebSJ

Open Source Software Market 2021 – Growth, Industry Analysis, Top Competitors Players, Development, Investment and Global Forecast to 2025 – Jumbo News
22 January 2021, Jumbo News

Build real-time Web apps with RethinkDB
1 September 2015, InfoWorld

provided by Google News

Job opportunities

Adabas Developer
Cybermedia Technologies (CTEC), Remote

Mainframe Support
Avening Management and Technical Services, Quantico, VA

Adabas Developer
CTEC, Remote

Senior Natural/ADABAS Developer
West Advanced Technologies (WATI), Sacramento, CA

Mainframe Developer - Natural / ADABAS | Richmond, VA (Will be remote during Covid)
iknowvate technologies, Richmond, VA

Software Engineer
Nomi Health, Austin, TX

Software Engineer (Clojure)
TractManager, United States

Sr. Database Administrator
Transportation Insight, Hickory, NC

Engineering Leader - Head of Development
Nomi Health, Austin, TX

Sr. Product Manager
Parkside, San Francisco, CA

Full Stack Ruby Engineer
Showcase IDX, Georgia

Manager, Engineering (Product Graph/ Data Team)
Narrativ, New York State

Engineer II, Software Process Engineering
Samsung Electronics, Bellevue, WA

Senior Software Development Engineer
SmarTek21, LLC, Bellevue, WA

Senior Full Stack Frontend Engineer, Data
Narrativ, New York State

jobs by

Share this page